Ensure cached audiences are resynced when the No Audiences Banner is …

[ankitrox]

…shown.

Summary

Addresses issue:

• 9214

Relevant technical choices

PR Author Checklist

• [x] My code is tested and passes existing unit tests.
• [x] My code has an appropriate set of unit tests which all pass.
• [x] My code is backward-compatible with WordPress 5.2 and PHP 7.4.
• [x] My code follows the WordPress coding standards.
• [x] My code has proper inline documentation.
• [x] I have added a QA Brief on the issue linked above.
• [x] I have signed the Contributor License Agreement (see https://cla.developers.google.com/).

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Code Reviewer Checklist

• [x] Run the code.
• [x] Ensure the acceptance criteria are satisfied.
• [x] Reassess the implementation with the IB.
• [x] Ensure no unrelated changes are included.
• [x] Ensure CI checks pass.
• [x] Check Storybook where applicable.
• [x] Ensure there is a QA Brief.

Merge Reviewer Checklist

• [x] Ensure the PR has the correct target branch.
• [x] Double-check that the PR is okay to be merged.
• [x] Ensure the corresponding issue has a ZenHub release assigned.
• [x] Add a changelog message to the issue.

[github-actions[bot]]

Build files for 3737fe3818fae95065c8ffb7ccd09b717637b158 have been deleted.

[github-actions[bot]]

Size Change: +2.07 kB (+0.11%)

Total Size: 1.81 MB

Filename	Size	Change
./dist/assets/js/35-********************.js	893 B	+1 B (+0.11%)
./dist/assets/js/googlesitekit-activation-********************.js	23.9 kB	-10 B (-0.04%)
./dist/assets/js/googlesitekit-ad-blocking-recovery-********************.js	72.2 kB	+44 B (+0.06%)
./dist/assets/js/googlesitekit-adminbar-********************.js	34.6 kB	-59 B (-0.17%)
./dist/assets/js/googlesitekit-api-********************.js	9.97 kB	+7 B (+0.07%)
./dist/assets/js/googlesitekit-components-gm2-********************.js	5.97 kB	+2 B (+0.03%)
./dist/assets/js/googlesitekit-components-gm3-********************.js	10.1 kB	-4 B (-0.04%)
./dist/assets/js/googlesitekit-data-********************.js	2.37 kB	+1 B (+0.04%)
./dist/assets/js/googlesitekit-datastore-forms-********************.js	8.95 kB	+3 B (+0.03%)
./dist/assets/js/googlesitekit-datastore-site-********************.js	20.4 kB	-36 B (-0.18%)
./dist/assets/js/googlesitekit-datastore-ui-********************.js	9.91 kB	+5 B (+0.05%)
./dist/assets/js/googlesitekit-datastore-user-********************.js	26.2 kB	-38 B (-0.14%)
./dist/assets/js/googlesitekit-entity-dashboard-********************.js	83.1 kB	+317 B (+0.38%)
./dist/assets/js/googlesitekit-main-dashboard-********************.js	156 kB	+519 B (+0.33%)
./dist/assets/js/googlesitekit-modules-********************.js	22.1 kB	-5 B (-0.02%)
./dist/assets/js/googlesitekit-modules-ads-********************.js	32.6 kB	-73 B (-0.22%)
./dist/assets/js/googlesitekit-modules-adsense-********************.js	125 kB	+72 B (+0.06%)
./dist/assets/js/googlesitekit-modules-analytics-4-********************.js	171 kB	+325 B (+0.19%)
./dist/assets/js/googlesitekit-modules-pagespeed-insights-********************.js	22.5 kB	+1 B (0%)
./dist/assets/js/googlesitekit-modules-reader-revenue-manager-********************.js	21.7 kB	+16 B (+0.07%)
./dist/assets/js/googlesitekit-modules-search-console-********************.js	58.8 kB	-5 B (-0.01%)
./dist/assets/js/googlesitekit-modules-tagmanager-********************.js	32.1 kB	-33 B (-0.1%)
./dist/assets/js/googlesitekit-notifications-********************.js	18.6 kB	+16 B (+0.09%)
./dist/assets/js/googlesitekit-polyfills-********************.js	378 B	+1 B (+0.27%)
./dist/assets/js/googlesitekit-settings-********************.js	82.6 kB	+135 B (+0.16%)
./dist/assets/js/googlesitekit-splash-********************.js	90.2 kB	+78 B (+0.09%)
./dist/assets/js/googlesitekit-user-input-********************.js	63.9 kB	+75 B (+0.12%)
./dist/assets/js/googlesitekit-vendor-********************.js	321 kB	-2 B (0%)
./dist/assets/js/googlesitekit-widgets-********************.js	87.6 kB	+731 B (+0.84%)
./dist/assets/js/googlesitekit-wp-dashboard-********************.js	61.9 kB	-20 B (-0.03%)
./dist/assets/js/runtime-********************.js	1.3 kB	+2 B (+0.15%)

ℹ️ View Unchanged

| Filename | Size | | :--- | :---: | | `./dist/assets/css/googlesitekit-admin-css-********************.min.css` | 57.5 kB | | `./dist/assets/css/googlesitekit-adminbar-css-********************.min.css` | 11.8 kB | | `./dist/assets/css/googlesitekit-authorize-application-css-********************.min.css` | 846 B | | `./dist/assets/css/googlesitekit-wp-dashboard-css-********************.min.css` | 8.2 kB | | `./dist/assets/js/31-********************.js` | 2.76 kB | | `./dist/assets/js/32-********************.js` | 2.25 kB | | `./dist/assets/js/33-********************.js` | 3.64 kB | | `./dist/assets/js/34-********************.js` | 935 B | | `./dist/assets/js/36-********************.js` | 3.12 kB | | `./dist/assets/js/analytics-advanced-tracking-********************.js` | 901 B | | `./dist/assets/js/googlesitekit-consent-mode-********************.js` | 25.6 kB | | `./dist/assets/js/googlesitekit-datastore-location-********************.js` | 2.08 kB | | `./dist/assets/js/googlesitekit-events-provider-contact-form-7-********************.js` | 646 B | | `./dist/assets/js/googlesitekit-events-provider-easy-digital-downloads-********************.js` | 624 B | | `./dist/assets/js/googlesitekit-events-provider-mailchimp-********************.js` | 630 B | | `./dist/assets/js/googlesitekit-events-provider-ninja-forms-********************.js` | 712 B | | `./dist/assets/js/googlesitekit-events-provider-optin-monster-********************.js` | 675 B | | `./dist/assets/js/googlesitekit-events-provider-popup-maker-********************.js` | 634 B | | `./dist/assets/js/googlesitekit-events-provider-woocommerce-********************.js` | 657 B | | `./dist/assets/js/googlesitekit-events-provider-wpforms-********************.js` | 633 B | | `./dist/assets/js/googlesitekit-i18n-********************.js` | 3.93 kB |

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[ankitrox]

Thank you @techanvil for reviewing this PR and adding your suggestions.

I've made the mentioned changes and pushed them.